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AMVI - strength of materials - Test -01

Total questions: 10

Worksheet time: 5mins

Name
Class
Date
1.

The deformation per unit length is called

a)

Strain

b)

Stress

c)

Bulk modulus

d)

Elasticity

2.

The ability of the material to deform without breaking is called

a)

Elasticity

b)

Creep

c)

Plasticity

d)

Brittle

3.

A brittle material has

a)

No elastic zone

b)

No crumble zone

c)

No plastic zone

d)

No tensile zone

4.

The value of Poison’s ratio depends upon

a)

Nature of load, tensile or compressive

b)

Magnitude of load

c)

Material of test specimen

d)

Dimensions of the test specimen

5.

The limit beyond which the material does not behave elastically is known as

a)

Proportional limit

b)

Elastic limit

c)

Plastic limit

d)

Yield point

6.

The length of a wire is increased by 1 mm on the application of a certain load. In a wire of the same material but of twice the length and half the radius, the same force will produce an elongation of

a)

0.5mm

b)

2mm

c)

4mm

d)

8mm

7.

The independent elastic constants for a homogeneous and isotropic material are

a)

E,K,G

b)

E,K

c)

K,G

d)

E,G

8.

In a composite body, consisting of two different materials………..will be same in both materials.

a)

Stress

b)

Strain

c)

Both of the above

d)

None of these

9.

Percentage elongation during tensile test is indication of

a)

Ductility

b)

Malleability

c)

Creep

d)

Rigidity

10.

When mild steel is subjected to a tensile load, its fracture will conform to

a)

Star shape

b)

Granular shape

c)

Cup and cone shape

d)

Fibrous shape